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* [PATCH 1/1] hid: hid-sensor-custom: simplify getting .driver_data
@ 2019-03-19 16:36 Wolfram Sang
  2019-03-25 16:20 ` Srinivas Pandruvada
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Wolfram Sang @ 2019-03-19 16:36 UTC (permalink / raw)
  To: linux-kernel
  Cc: linux-renesas-soc, Wolfram Sang, Jiri Kosina, Jonathan Cameron,
	Srinivas Pandruvada, Benjamin Tissoires, linux-input, linux-iio

We should get 'driver_data' from 'struct device' directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Build tested only. buildbot is happy.

 drivers/hid/hid-sensor-custom.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c
index bb012bc032e0..462e653a7bbb 100644
--- a/drivers/hid/hid-sensor-custom.c
+++ b/drivers/hid/hid-sensor-custom.c
@@ -157,8 +157,7 @@ static int usage_id_cmp(const void *p1, const void *p2)
 static ssize_t enable_sensor_show(struct device *dev,
 				  struct device_attribute *attr, char *buf)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev);
+	struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev);
 
 	return sprintf(buf, "%d\n", sensor_inst->enable);
 }
@@ -237,8 +236,7 @@ static ssize_t enable_sensor_store(struct device *dev,
 				   struct device_attribute *attr,
 				   const char *buf, size_t count)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev);
+	struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev);
 	int value;
 	int ret = -EINVAL;
 
@@ -283,8 +281,7 @@ static const struct attribute_group enable_sensor_attr_group = {
 static ssize_t show_value(struct device *dev, struct device_attribute *attr,
 			  char *buf)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev);
+	struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev);
 	struct hid_sensor_hub_attribute_info *attribute;
 	int index, usage, field_index;
 	char name[HID_CUSTOM_NAME_LENGTH];
@@ -392,8 +389,7 @@ static ssize_t show_value(struct device *dev, struct device_attribute *attr,
 static ssize_t store_value(struct device *dev, struct device_attribute *attr,
 			   const char *buf, size_t count)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct hid_sensor_custom *sensor_inst = platform_get_drvdata(pdev);
+	struct hid_sensor_custom *sensor_inst = dev_get_drvdata(dev);
 	int index, field_index, usage;
 	char name[HID_CUSTOM_NAME_LENGTH];
 	int value;
-- 
2.11.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-03-27 13:06 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-03-19 16:36 [PATCH 1/1] hid: hid-sensor-custom: simplify getting .driver_data Wolfram Sang
2019-03-25 16:20 ` Srinivas Pandruvada
2019-03-27 12:12 ` Simon Horman
2019-03-27 13:06 ` Jiri Kosina

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